diff --git a/webapp/models/Staking.php b/webapp/models/Staking.php
index cae758ba..edec6568 100644
--- a/webapp/models/Staking.php
+++ b/webapp/models/Staking.php
@@ -2,6 +2,8 @@
 
 namespace models;
 
+require_once("mt/Stacking.php");
+
 class Staking extends BaseModel {
 
     const STAKING_STATUS = 0;
@@ -152,4 +154,13 @@ class Staking extends BaseModel {
         }
     }
 
+    public static function calcReward($row, &$reward)
+    {
+        $stakingMeta = mt\Staking::get($row['item_id']);
+        if (!$stakingMeta) {
+            return false;
+        }
+        return true;
+    }
+
 }